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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 200 · 40 questions
TalentJR

The method (Think in totals): Average = total ÷ how many; total = average × how many. A number added or removed: compare the new total with the old total. Two groups together: add the two totals, then divide by everyone.

NameDateTime takenScore ___ / 40
  1. 1.Marks of 4 friends in a quiz: 61, 77, 63, 79. What is their average mark?
  2. 2.The average of 4 numbers is 25. When one more number is added, the average becomes 30. What number was added?
  3. 3.The average weight of 9 children is 32 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.A shop sells an average of 32 kg of sugar a day for 2 days, and then 76 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  5. 5.Kabir’s batting average after 6 innings is 39 runs. How many runs must Kabir score in the next innings to raise the average to 40?
  6. 6.The average weight of 6 children is 46 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.Marks of 5 friends in a quiz: 99, 73, 97, 79, 72. What is their average mark?
  8. 8.The average of 5 numbers is 20. When one more number is added, the average becomes 25. What number was added?
  9. 9.The average weight of 11 children is 34 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.The average weight of 12 children is 30 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.The average weight of 9 children is 31 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.Marks of 5 friends in a quiz: 62, 56, 72, 47, 48. What is their average mark?
  13. 13.Marks of 4 friends in a quiz: 17, 36, 37, 6. What is their average mark?
  14. 14.Marks of 4 friends in a quiz: 60, 60, 42, 58. What is their average mark?
  15. 15.Nisha’s batting average after 12 innings is 28 runs. How many runs must Nisha score in the next innings to raise the average to 32?
  16. 16.A shop sells an average of 58 kg of sugar a day for 2 days, and then 78 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  17. 17.The average weight of 5 children is 40 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.A shop sells an average of 30 kg of sugar a day for 6 days, and then 36 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  19. 19.A shop sells an average of 27 kg of sugar a day for 4 days, and then 39 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  20. 20.Marks of 5 friends in a quiz: 22, 28, 15, 18, 22. What is their average mark?
  21. 21.The average weight of 5 children is 30 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.Marks of 6 friends in a quiz: 51, 48, 57, 71, 71, 44. What is their average mark?
  23. 23.The average of 6 numbers is 27. When one more number is added, the average becomes 28. What number was added?
  24. 24.Dev’s batting average after 14 innings is 40 runs. How many runs must Dev score in the next innings to raise the average to 44?
  25. 25.Marks of 4 friends in a quiz: 28, 14, 41, 21. What is their average mark?
  26. 26.A shop sells an average of 30 kg of sugar a day for 4 days, and then 24 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  27. 27.A shop sells an average of 44 kg of sugar a day for 6 days, and then 74 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  28. 28.The average of 7 numbers is 26. When one more number is added, the average becomes 27. What number was added?
  29. 29.A shop sells an average of 63 kg of sugar a day for 3 days, and then 43 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  30. 30.The average of 8 numbers is 30. When one more number is added, the average becomes 36. What number was added?
  31. 31.A shop sells an average of 37 kg of sugar a day for 5 days, and then 29 kg a day for the next 3 days. What is the average sale per day for all 8 days (in kg)?
  32. 32.Marks of 4 friends in a quiz: 60, 87, 83, 70. What is their average mark?
  33. 33.Marks of 6 friends in a quiz: 32, 26, 35, 17, 24, 16. What is their average mark?
  34. 34.A shop sells an average of 41 kg of sugar a day for 2 days, and then 39 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  35. 35.The average of 9 numbers is 59. When one more number is added, the average becomes 65. What number was added?
  36. 36.Pooja’s batting average after 8 innings is 20 runs. How many runs must Pooja score in the next innings to raise the average to 25?
  37. 37.Saanvi’s batting average after 8 innings is 32 runs. How many runs must Saanvi score in the next innings to raise the average to 34?
  38. 38.A shop sells an average of 24 kg of sugar a day for 2 days, and then 64 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  39. 39.The average weight of 6 children is 44 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.A shop sells an average of 75 kg of sugar a day for 4 days, and then 68 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?

Answer key

  1. 70
  2. 50
  3. 29
  4. 65
  5. 46
  6. 45
  7. 84
  8. 50
  9. 33
  10. 27
  11. 29
  12. 57
  13. 24
  14. 55
  15. 80
  16. 68
  17. 37
  18. 32
  19. 31
  20. 21
  21. 28
  22. 57
  23. 34
  24. 100
  25. 26
  26. 28
  27. 56
  28. 34
  29. 53
  30. 84
  31. 34
  32. 75
  33. 25
  34. 40
  35. 119
  36. 65
  37. 50
  38. 44
  39. 43
  40. 72

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